Fig. 3: Adsorption performance of the TG-PD COF. | Nature Communications

Fig. 3: Adsorption performance of the TG-PD COF.

From: Cationic covalent organic framework for the fluorescent sensing and cooperative adsorption of perfluorooctanoic acid

Fig. 3

a Schematic representation of the PFOA adsorption experiments with the COF suspension. Created in BioRender. (2023) BioRender.com/m60h920. b Adsorption kinetics at high (black) and low (blue) concentrations of PFOA and TG-PD COF and in the absence of COF (red). c Adsorption isotherm of PFOA onto TG-PD COF. d Schematic representation of the PFOA adsorption experiment with the TG-PD column. Created in Biorender (2024) BioRender.com/u27r837. e PFOA column adsorption at high (black) and low (blue) influent concentrations with respect to water filtrate volume using the TG-PD column. Control column adsorption experiments in the absence of TG-PD COF are also presented (red).

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